The gear pump is also called the melt measuring pump; it is mainly used for thermo plastics for precise extrusion, such as sheet, plate, pipe, film, etc. Install this machine between the extruder and mould as metering pump to make sure the melt material from the mould is stable and uniform, guarantees the product’s high quality. This machine use specially gear structure and flowing channel design, make sure the exit pressure and no shake when material flows out. Different models of gear pump are available according to different products requirement and capacity.